Compare 90/5 and 7/20
1st number: 18 0/5, 2nd number: 7/20
90/5 is greater than 7/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
90/5 = 90 × 4/5 × 4 = 360/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
7/20 = 7 × 1/20 × 1 = 7/20 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/20 > 7/20 or 90/5 > 7/20
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